ERROR:connection to 10.20.1.100:9315 failed (errno=111, msg=Connection refused)
Zend_Db_Adapter_Exception Object
(
    [_chainedException:protected] => 
    [_previous:Zend_Exception:private] => 
    [message:protected] => SQLSTATE[HY000] [2002] Connection refused
    [string:Exception:private] => 
    [code:protected] => 2002
    [file:protected] => /home/www/html/online/tailieuvn/library/Zend/Db/Adapter/Pdo/Abstract.php
    [line:protected] => 144
    [trace:Exception:private] => Array
        (
            [0] => Array
                (
                    [file] => /home/www/html/online/tailieuvn/library/Zend/Db/Adapter/Pdo/Mysql.php
                    [line] => 109
                    [function] => _connect
                    [class] => Zend_Db_Adapter_Pdo_Abstract
                    [type] => ->
                    [args] => Array
                        (
                        )

                )

            [1] => Array
                (
                    [file] => /home/www/html/online/tailieuvn/library/Zend/Db/Adapter/Pdo/Abstract.php
                    [line] => 178
                    [function] => _connect
                    [class] => Zend_Db_Adapter_Pdo_Mysql
                    [type] => ->
                    [args] => Array
                        (
                        )

                )

            [2] => Array
                (
                    [file] => /home/www/html/online/tailieuvn/frontend/application/modules/default/models/Search.php
                    [line] => 57
                    [function] => prepare
                    [class] => Zend_Db_Adapter_Pdo_Abstract
                    [type] => ->
                    [args] => Array
                        (
                            [0] => call sp_fe_document_tag_getdetail(?);
                        )

                )

            [3] => Array
                (
                    [file] => /home/www/html/online/tailieuvn/frontend/application/modules/default/controllers/SearchController.php
                    [line] => 2187
                    [function] => getDocTagInfo
                    [class] => Default_Model_Search
                    [type] => ->
                    [args] => Array
                        (
                            [0] => tai-che-do-cu
                        )

                )

            [4] => Array
                (
                    [file] => /home/www/html/online/tailieuvn/library/Zend/Controller/Action.php
                    [line] => 513
                    [function] => searchtagnewAction
                    [class] => SearchController
                    [type] => ->
                    [args] => Array
                        (
                        )

                )

            [5] => Array
                (
                    [file] => /home/www/html/online/tailieuvn/library/Zend/Controller/Dispatcher/Standard.php
                    [line] => 295
                    [function] => dispatch
                    [class] => Zend_Controller_Action
                    [type] => ->
                    [args] => Array
                        (
                            [0] => searchtagnewAction
                        )

                )

            [6] => Array
                (
                    [file] => /home/www/html/online/tailieuvn/library/Zend/Controller/Front.php
                    [line] => 954
                    [function] => dispatch
                    [class] => Zend_Controller_Dispatcher_Standard
                    [type] => ->
                    [args] => Array
                        (
                            [0] => Zend_Controller_Request_Http Object
                                (
                                    [_paramSources:protected] => Array
                                        (
                                            [0] => _GET
                                            [1] => _POST
                                        )

                                    [_requestUri:protected] => /tag/tai-che-do-cu.html
                                    [_baseUrl:protected] => 
                                    [_basePath:protected] => 
                                    [_pathInfo:protected] => /tag/tai-che-do-cu.html
                                    [_params:protected] => Array
                                        (
                                            [type] => tag/
                                            [keywork] => tai-che-do-cu
                                            [3] => .html
                                            [controller] => search
                                            [action] => searchtagnew
                                            [module] => default
                                        )

                                    [_rawBody:protected] => 
                                    [_aliases:protected] => Array
                                        (
                                        )

                                    [_dispatched:protected] => 1
                                    [_module:protected] => default
                                    [_moduleKey:protected] => module
                                    [_controller:protected] => search
                                    [_controllerKey:protected] => controller
                                    [_action:protected] => searchtagnew
                                    [_actionKey:protected] => action
                                )

                            [1] => Zend_Controller_Response_Http Object
                                (
                                    [_body:protected] => Array
                                        (
                                        )

                                    [_exceptions:protected] => Array
                                        (
                                        )

                                    [_headers:protected] => Array
                                        (
                                        )

                                    [_headersRaw:protected] => Array
                                        (
                                        )

                                    [_httpResponseCode:protected] => 200
                                    [_isRedirect:protected] => 
                                    [_renderExceptions:protected] => 
                                    [headersSentThrowsException] => 1
                                )

                        )

                )

            [7] => Array
                (
                    [file] => /home/www/html/online/tailieuvn/library/Zend/Application/Bootstrap/Bootstrap.php
                    [line] => 97
                    [function] => dispatch
                    [class] => Zend_Controller_Front
                    [type] => ->
                    [args] => Array
                        (
                        )

                )

            [8] => Array
                (
                    [file] => /home/www/html/online/tailieuvn/frontend/application/Bootstrap.php
                    [line] => 208
                    [function] => run
                    [class] => Zend_Application_Bootstrap_Bootstrap
                    [type] => ->
                    [args] => Array
                        (
                        )

                )

            [9] => Array
                (
                    [file] => /home/www/html/online/tailieuvn/library/Zend/Application.php
                    [line] => 366
                    [function] => run
                    [class] => Bootstrap
                    [type] => ->
                    [args] => Array
                        (
                        )

                )

            [10] => Array
                (
                    [file] => /home/www/html/online/tailieuvn/frontend/htdocs/index.php
                    [line] => 24
                    [function] => run
                    [class] => Zend_Application
                    [type] => ->
                    [args] => Array
                        (
                        )

                )

        )

    [previous:Exception:private] => PDOException Object
        (
            [message:protected] => SQLSTATE[HY000] [2002] Connection refused
            [string:Exception:private] => 
            [code:protected] => 2002
            [file:protected] => /home/www/html/online/tailieuvn/library/Zend/Db/Adapter/Pdo/Abstract.php
            [line:protected] => 129
            [trace:Exception:private] => Array
                (
                    [0] => Array
                        (
                            [file] => /home/www/html/online/tailieuvn/library/Zend/Db/Adapter/Pdo/Abstract.php
                            [line] => 129
                            [function] => __construct
                            [class] => PDO
                            [type] => ->
                            [args] => Array
                                (
                                    [0] => mysql:host=10.20.1.100;dbname=tailieu
                                    [1] => tailieuuser
                                    [2] => fqMifpsclZRa2RvSw3hPgiW66HnYwsg9P0QsUsxHpl9sjkCT4
                                    [3] => Array
                                        (
                                        )

                                )

                        )

                    [1] => Array
                        (
                            [file] => /home/www/html/online/tailieuvn/library/Zend/Db/Adapter/Pdo/Mysql.php
                            [line] => 109
                            [function] => _connect
                            [class] => Zend_Db_Adapter_Pdo_Abstract
                            [type] => ->
                            [args] => Array
                                (
                                )

                        )

                    [2] => Array
                        (
                            [file] => /home/www/html/online/tailieuvn/library/Zend/Db/Adapter/Pdo/Abstract.php
                            [line] => 178
                            [function] => _connect
                            [class] => Zend_Db_Adapter_Pdo_Mysql
                            [type] => ->
                            [args] => Array
                                (
                                )

                        )

                    [3] => Array
                        (
                            [file] => /home/www/html/online/tailieuvn/frontend/application/modules/default/models/Search.php
                            [line] => 57
                            [function] => prepare
                            [class] => Zend_Db_Adapter_Pdo_Abstract
                            [type] => ->
                            [args] => Array
                                (
                                    [0] => call sp_fe_document_tag_getdetail(?);
                                )

                        )

                    [4] => Array
                        (
                            [file] => /home/www/html/online/tailieuvn/frontend/application/modules/default/controllers/SearchController.php
                            [line] => 2187
                            [function] => getDocTagInfo
                            [class] => Default_Model_Search
                            [type] => ->
                            [args] => Array
                                (
                                    [0] => tai-che-do-cu
                                )

                        )

                    [5] => Array
                        (
                            [file] => /home/www/html/online/tailieuvn/library/Zend/Controller/Action.php
                            [line] => 513
                            [function] => searchtagnewAction
                            [class] => SearchController
                            [type] => ->
                            [args] => Array
                                (
                                )

                        )

                    [6] => Array
                        (
                            [file] => /home/www/html/online/tailieuvn/library/Zend/Controller/Dispatcher/Standard.php
                            [line] => 295
                            [function] => dispatch
                            [class] => Zend_Controller_Action
                            [type] => ->
                            [args] => Array
                                (
                                    [0] => searchtagnewAction
                                )

                        )

                    [7] => Array
                        (
                            [file] => /home/www/html/online/tailieuvn/library/Zend/Controller/Front.php
                            [line] => 954
                            [function] => dispatch
                            [class] => Zend_Controller_Dispatcher_Standard
                            [type] => ->
                            [args] => Array
                                (
                                    [0] => Zend_Controller_Request_Http Object
                                        (
                                            [_paramSources:protected] => Array
                                                (
                                                    [0] => _GET
                                                    [1] => _POST
                                                )

                                            [_requestUri:protected] => /tag/tai-che-do-cu.html
                                            [_baseUrl:protected] => 
                                            [_basePath:protected] => 
                                            [_pathInfo:protected] => /tag/tai-che-do-cu.html
                                            [_params:protected] => Array
                                                (
                                                    [type] => tag/
                                                    [keywork] => tai-che-do-cu
                                                    [3] => .html
                                                    [controller] => search
                                                    [action] => searchtagnew
                                                    [module] => default
                                                )

                                            [_rawBody:protected] => 
                                            [_aliases:protected] => Array
                                                (
                                                )

                                            [_dispatched:protected] => 1
                                            [_module:protected] => default
                                            [_moduleKey:protected] => module
                                            [_controller:protected] => search
                                            [_controllerKey:protected] => controller
                                            [_action:protected] => searchtagnew
                                            [_actionKey:protected] => action
                                        )

                                    [1] => Zend_Controller_Response_Http Object
                                        (
                                            [_body:protected] => Array
                                                (
                                                )

                                            [_exceptions:protected] => Array
                                                (
                                                )

                                            [_headers:protected] => Array
                                                (
                                                )

                                            [_headersRaw:protected] => Array
                                                (
                                                )

                                            [_httpResponseCode:protected] => 200
                                            [_isRedirect:protected] => 
                                            [_renderExceptions:protected] => 
                                            [headersSentThrowsException] => 1
                                        )

                                )

                        )

                    [8] => Array
                        (
                            [file] => /home/www/html/online/tailieuvn/library/Zend/Application/Bootstrap/Bootstrap.php
                            [line] => 97
                            [function] => dispatch
                            [class] => Zend_Controller_Front
                            [type] => ->
                            [args] => Array
                                (
                                )

                        )

                    [9] => Array
                        (
                            [file] => /home/www/html/online/tailieuvn/frontend/application/Bootstrap.php
                            [line] => 208
                            [function] => run
                            [class] => Zend_Application_Bootstrap_Bootstrap
                            [type] => ->
                            [args] => Array
                                (
                                )

                        )

                    [10] => Array
                        (
                            [file] => /home/www/html/online/tailieuvn/library/Zend/Application.php
                            [line] => 366
                            [function] => run
                            [class] => Bootstrap
                            [type] => ->
                            [args] => Array
                                (
                                )

                        )

                    [11] => Array
                        (
                            [file] => /home/www/html/online/tailieuvn/frontend/htdocs/index.php
                            [line] => 24
                            [function] => run
                            [class] => Zend_Application
                            [type] => ->
                            [args] => Array
                                (
                                )

                        )

                )

            [previous:Exception:private] => 
            [errorInfo] => 
        )

)